Patents by Inventor Daisuke Okanohara

Daisuke Okanohara has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 11921566
    Abstract: A method and system that efficiently selects sensors without requiring advanced expertise or extensive experience even in a case of new machines and unknown failures. An abnormality detection system includes a storage unit for storing a latent variable model and a joint probability model, an acquisition unit for acquiring sensor data that is output by a sensor, a measurement unit for measuring the probability of the sensor data acquired by the acquisition unit based on the latent variable model and the joint probability model stored by the storage unit, a determination unit for determining whether the sensor data is normal or abnormal based on the probability of the sensor data measured by the measurement unit, and a learning unit for learning the latent variable model and the joint probability model based on the sensor data output by the sensor.
    Type: Grant
    Filed: April 8, 2022
    Date of Patent: March 5, 2024
    Assignee: PREFERRED NETWORKS, INC.
    Inventors: Daisuke Okanohara, Kenta Oono
  • Patent number: 11904469
    Abstract: A machine learning device for a robot that allows a human and the robot to work cooperatively, the machine learning device including a state observation unit that observes a state variable representing a state of the robot during a period in that the human and the robot work cooperatively; a determination data obtaining unit that obtains determination data for at least one of a level of burden on the human and a working efficiency; and a learning unit that learns a training data set for setting an action of the robot, based on the state variable and the determination data.
    Type: Grant
    Filed: September 17, 2020
    Date of Patent: February 20, 2024
    Assignees: FANUC CORPORATION, PREFERRED NETWORKS, INC.
    Inventors: Taketsugu Tsuda, Daisuke Okanohara, Ryosuke Okuta, Eiichi Matsumoto, Keigo Kawaai
  • Patent number: 11874723
    Abstract: A method and system that efficiently selects sensors without requiring advanced expertise or extensive experience even in a case of new machines and unknown failures. An abnormality detection system includes a storage unit for storing a latent variable model and a joint probability model, an acquisition unit for acquiring sensor data that is output by a sensor, a measurement unit for measuring the probability of the sensor data acquired by the acquisition unit based on the latent variable model and the joint probability model stored by the storage unit, a determination unit for determining whether the sensor data is normal or abnormal based on the probability of the sensor data measured by the measurement unit, and a learning unit for learning the latent variable model and the joint probability model based on the sensor data output by the sensor.
    Type: Grant
    Filed: April 8, 2022
    Date of Patent: January 16, 2024
    Assignee: PREFERRED NETWORKS, INC.
    Inventors: Daisuke Okanohara, Kenta Oono
  • Patent number: 11845194
    Abstract: To select a picking position of a workpiece in a simpler method. A robot system includes a three-dimensional measuring device for generating a range image of a plurality of workpieces, a robot having a hand for picking up at least one of the plurality of workpieces, a display part for displaying the range image generated by the three-dimensional measuring device, and a reception part for receiving a teaching of a picking position for picking-up by the hand on the displayed range image. The robot picks up at least one of the plurality of workpieces by the hand on the basis of the taught picking position.
    Type: Grant
    Filed: August 30, 2018
    Date of Patent: December 19, 2023
    Assignees: FANUC CORPORATION, PREFERRED NETWORKS, INC.
    Inventors: Takashi Yamazaki, Daisuke Okanohara, Eiichi Matsumoto
  • Publication number: 20230321837
    Abstract: A machine learning device that learns an operation of a robot for picking up, by a hand unit, any of a plurality of workpieces placed in a random fashion, including a bulk-loaded state, includes a state variable observation unit that observes a state variable representing a state of the robot, including data output from a three-dimensional measuring device that obtains a three-dimensional map for each workpiece, an operation result obtaining unit that obtains a result of a picking operation of the robot for picking up the workpiece by the hand unit, and a learning unit that learns a manipulated variable including command data for commanding the robot to perform the picking operation of the workpiece, in association with the state variable of the robot and the result of the picking operation, upon receiving output from the state variable observation unit and output from the operation result obtaining unit.
    Type: Application
    Filed: June 14, 2023
    Publication date: October 12, 2023
    Inventors: Takashi YAMAZAKI, Takumi OYAMA, Shun SUYAMA, Kazutaka NAKAYAMA, Hidetoshi KUMIYA, Hiroshi NAKAGAWA, Daisuke OKANOHARA, Ryosuke OKUTA, Eiichi MATSUMOTO, Keigo KAWAAI
  • Patent number: 11780095
    Abstract: A machine learning device that learns an operation of a robot for picking up, by a hand unit, any of a plurality of objects placed in a random fashion, including a bulk-loaded state, includes a state variable observation unit that observes a state variable representing a state of the robot, including data output from a three-dimensional measuring device that obtains a three-dimensional map for each object, an operation result obtaining unit that obtains a result of a picking operation of the robot for picking up the object by the hand unit, and a learning unit that learns a manipulated variable including command data for commanding the robot to perform the picking operation of the object, in association with the state variable of the robot and the result of the picking operation, upon receiving output from the state variable observation unit and output from the operation result obtaining unit.
    Type: Grant
    Filed: April 28, 2020
    Date of Patent: October 10, 2023
    Assignees: FANUC CORPORATION, PREFERRED NETWORKS, INC.
    Inventors: Takashi Yamazaki, Takumi Oyama, Shun Suyama, Kazutaka Nakayama, Hidetoshi Kumiya, Hiroshi Nakagawa, Daisuke Okanohara, Ryosuke Okuta, Eiichi Matsumoto, Keigo Kawaai
  • Patent number: 11712808
    Abstract: A machine learning device that learns an operation of a robot for picking up, by a hand unit, any of a plurality of objects placed in a random fashion, including a bulk-loaded state, includes a state variable observation unit that observes a state variable representing a state of the robot, including data output from a three-dimensional measuring device that obtains a three-dimensional map for each object, an operation result obtaining unit that obtains a result of a picking operation of the robot for picking up the object by the hand unit, and a learning unit that learns a manipulated variable including command data for commanding the robot to perform the picking operation of the object, in association with the state variable of the robot and the result of the picking operation, upon receiving output from the state variable observation unit and output from the operation result obtaining unit.
    Type: Grant
    Filed: April 28, 2020
    Date of Patent: August 1, 2023
    Assignees: FANUC CORPORATION, PREFERRED NETWORKS. INC.
    Inventors: Takashi Yamazaki, Takumi Oyama, Shun Suyama, Kazutaka Nakayama, Hidetoshi Kumiya, Hiroshi Nakagawa, Daisuke Okanohara, Ryosuke Okuta, Eiichi Matsumoto, Keigo Kawaai
  • Publication number: 20220414473
    Abstract: [Problem] To provide a learning device for performing more efficient machine learning. [Solution] A learning device unit according to one embodiment comprises at least one learning device and a connection device for connecting an intermediate learning device having an internal state shared by another learning device unit to the at least one learning device.
    Type: Application
    Filed: September 1, 2022
    Publication date: December 29, 2022
    Applicant: Preferred Networks, Inc.
    Inventors: Daisuke Okanohara, Ryosuke Okuta, Eiichi Matsumoto, Keigo Kawaai
  • Patent number: 11475289
    Abstract: [Problem] To provide a learning device for performing more efficient machine learning. [Solution] A learning device unit according to one embodiment comprises at least one learning device and a connection device for connecting an intermediate learning device having an internal state shared by another learning device unit to the at least one learning device.
    Type: Grant
    Filed: June 26, 2015
    Date of Patent: October 18, 2022
    Assignee: Preferred Networks, Inc.
    Inventors: Daisuke Okanohara, Ryosuke Okuta, Eiichi Matsumoto, Keigo Kawaai
  • Patent number: 11415698
    Abstract: A point group data processing device includes: an image data acquisition unit configured to acquire a captured image; a point group data acquisition unit configured to acquire point group data indicating position information of a point group corresponding to a plurality of points included in the image; an area setting unit configured to set a target area which is an area surrounding a subject on the image and an enlargement area which is an area obtained by enlarging the target area; and a target point group specifying unit configured to specify a target point group corresponding to the subject based on depth information of a point group included in the target area and depth information of a point group included in the enlargement area, which are included in the point group data.
    Type: Grant
    Filed: February 15, 2018
    Date of Patent: August 16, 2022
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Shiro Maruyama, Daisuke Okanohara
  • Publication number: 20220237060
    Abstract: A method and system that efficiently selects sensors without requiring advanced expertise or extensive experience even in a case of new machines and unknown failures. An abnormality detection system includes a storage unit for storing a latent variable model and a joint probability model, an acquisition unit for acquiring sensor data that is output by a sensor, a measurement unit for measuring the probability of the sensor data acquired by the acquisition unit based on the latent variable model and the joint probability model stored by the storage unit, a determination unit for determining whether the sensor data is normal or abnormal based on the probability of the sensor data measured by the measurement unit, and a learning unit for learning the latent variable model and the joint probability model based on the sensor data output by the sensor.
    Type: Application
    Filed: April 8, 2022
    Publication date: July 28, 2022
    Applicant: Preferred Networks, Inc.
    Inventors: Daisuke OKANOHARA, Kentra OONO
  • Patent number: 11334407
    Abstract: A method and system that efficiently selects sensors without requiring advanced expertise or extensive experience even in a case of new machines and unknown failures. An abnormality detection system includes a storage unit for storing a latent variable model and a joint probability model, an acquisition unit for acquiring sensor data that is output by a sensor, a measurement unit for measuring the probability of the sensor data acquired by the acquisition unit based on the latent variable model and the joint probability model stored by the storage unit, a determination unit for determining whether the sensor data is normal or abnormal based on the probability of the sensor data measured by the measurement unit, and a learning unit for learning the latent variable model and the joint probability model based on the sensor data output by the sensor.
    Type: Grant
    Filed: September 30, 2020
    Date of Patent: May 17, 2022
    Assignee: PREFERRED NETWORKS, INC.
    Inventors: Daisuke Okanohara, Kenta Oono
  • Publication number: 20220146993
    Abstract: A fault prediction system includes a machine learning device that learns conditions associated with a fault of an industrial machine. The machine learning device includes a state observation unit that, while the industrial machine is in operation or at rest, observes a state variable including, e.g., data output from a sensor, internal data of control software, or computational data obtained based on these data, a determination data obtaining unit that obtains determination data used to determine whether a fault has occurred in the industrial machine or the degree of fault, and a learning unit that learns the conditions associated with the fault of the industrial machine in accordance with a training data set generated based on a combination of the state variable and the determination data.
    Type: Application
    Filed: January 26, 2022
    Publication date: May 12, 2022
    Inventors: Shougo INAGAKI, Hiroshi NAKAGAWA, Daisuke OKANOHARA, Ryosuke OKUTA, Eiichi MATSUMOTO, Keigo KAWAAI
  • Patent number: 11275345
    Abstract: A fault prediction system includes a machine learning device that learns conditions associated with a fault of an industrial machine. The machine learning device includes a state observation unit that, while the industrial machine is in operation or at rest, observes a state variable including, e.g., data output from a sensor, internal data of control software, or computational data obtained based on these data, a determination data obtaining unit that obtains determination data used to determine whether a fault has occurred in the industrial machine or the degree of fault, and a learning unit that learns the conditions associated with the fault of the industrial machine in accordance with a training data set generated based on a combination of the state variable and the determination data.
    Type: Grant
    Filed: May 9, 2019
    Date of Patent: March 15, 2022
    Assignees: FANUC CORPORATION, PREFERRED NETWORKS, INC.
    Inventors: Shougo Inagaki, Hiroshi Nakagawa, Daisuke Okanohara, Ryosuke Okuta, Eiichi Matsumoto, Keigo Kawaai
  • Publication number: 20210387343
    Abstract: An information processing device includes at least one memory, and at least one processor configured to perform, based on a state of a virtual world and a predetermined environment variable, a simulation with respect to the state of the virtual world, the state of the virtual world being based on an observation result of a real world, and the simulation being differentiable, and update the predetermined environment variable so that a result of the simulation approaches a changed state of the virtual world, the changed state being based on an observation result of the real world that is observed after the real world has changed.
    Type: Application
    Filed: August 30, 2021
    Publication date: December 16, 2021
    Inventors: Kentaro IMAJO, Eiichi MATSUMOTO, Daisuke OKANOHARA
  • Publication number: 20210151128
    Abstract: A learning method of a mixing ratio prediction of element comprising causing a machine learning model to learn to output, in response to input of group expression level data indicating an expression level of each element in a group to be predicted, a mixing ratio of an element contained in the group, wherein in the causing a machine learning model to learn, a virtual mixing ratio that differs among a plurality of pieces of learning data is set as desired, and a learning dataset is used, the learning dataset including data generated, for each piece of the learning data, by obtaining a virtual expression level that is a virtual expression level corresponding to the virtual mixing ratio based on original data indicating an expression level in each element.
    Type: Application
    Filed: December 28, 2020
    Publication date: May 20, 2021
    Applicant: Preferred Networks, Inc.
    Inventors: Motoki Abe, Daisuke Okanohara, Kenta Oono, Mizuki Takemoto
  • Publication number: 20210011791
    Abstract: A method and system that efficiently selects sensors without requiring advanced expertise or extensive experience even in a case of new machines and unknown failures. An abnormality detection system includes a storage unit for storing a latent variable model and a joint probability model, an acquisition unit for acquiring sensor data that is output by a sensor, a measurement unit for measuring the probability of the sensor data acquired by the acquisition unit based on the latent variable model and the joint probability model stored by the storage unit, a determination unit for determining whether the sensor data is normal or abnormal based on the probability of the sensor data measured by the measurement unit, and a learning unit for learning the latent variable model and the joint probability model based on the sensor data output by the sensor.
    Type: Application
    Filed: September 30, 2020
    Publication date: January 14, 2021
    Applicant: Preferred Networks, Inc.
    Inventors: Daisuke OKANOHARA, Kenta OONO
  • Publication number: 20210001482
    Abstract: A machine learning device for a robot that allows a human and the robot to work cooperatively, the machine learning device including a state observation unit that observes a state variable representing a state of the robot during a period in that the human and the robot work cooperatively; a determination data obtaining unit that obtains determination data for at least one of a level of burden on the human and a working efficiency; and a learning unit that learns a training data set for setting an action of the robot, based on the state variable and the determination data.
    Type: Application
    Filed: September 17, 2020
    Publication date: January 7, 2021
    Inventors: Taketsugu TSUDA, Daisuke OKANOHARA, Ryosuke OKUTA, Eiichi MATSUMOTO, Keigo KAWAAI
  • Patent number: 10831577
    Abstract: A method and system that efficiently selects sensors without requiring advanced expertise or extensive experience even in a case of new machines and unknown failures. An abnormality detection system includes a storage unit for storing a latent variable model and a joint probability model, an acquisition unit for acquiring sensor data that is output by a sensor, a measurement unit for measuring the probability of the sensor data acquired by the acquisition unit based on the latent variable model and the joint probability model stored by the storage unit, a determination unit for determining whether the sensor data is normal or abnormal based on the probability of the sensor data measured by the measurement unit, and a learning unit for learning the latent variable model and the joint probability model based on the sensor data output by the sensor.
    Type: Grant
    Filed: December 1, 2016
    Date of Patent: November 10, 2020
    Assignee: PREFERRED NETWORKS, INC.
    Inventors: Daisuke Okanohara, Kenta Oono
  • Patent number: 10807235
    Abstract: A machine learning device for a robot that allows a human and the robot to work cooperatively, the machine learning device including a state observation unit that observes a state variable representing a state of the robot during a period in that the human and the robot work cooperatively; a determination data obtaining unit that obtains determination data for at least one of a level of burden on the human and a working efficiency; and a learning unit that learns a training data set for setting an action of the robot, based on the state variable and the determination data.
    Type: Grant
    Filed: April 1, 2019
    Date of Patent: October 20, 2020
    Assignees: FANUC CORPORATION, PREFERRED NETWORKS, INC.
    Inventors: Taketsugu Tsuda, Daisuke Okanohara, Ryosuke Okuta, Eiichi Matsumoto, Keigo Kawaai